Sources of Water
How We Use Water
Water Conservation
Types of Water Pollution
Treating Water
100

This type of water makes up 97% of all of the water on Earth.

What is salt water?

100
Over 2/3rds of our freshwater is used to do this.

What is agriculture/growing crops/farming?

100

As we use up our water sources, the price of water changes in this direction.

What is increases/goes up?

100

Biomagnification is the process that explains why organisms at the [top/middle/bottom] of the food chain experience greater consequences due to environmental pollutants. (Choose 1)

What is top?

100

Water is treated so that it may become safe to drink again, a trait known as being _________. 

What is potable?

200

[Daily Double] Most of the fresh water on Earth is still not usable because it is ________________.

What is frozen? [can take anything close to being frozen or glaciers]

200

When dams are built, the upper part of the river that now exists before the dam is transformed into an artificial lake called this.

What is a reservoir?

200

Name 3 ways you can conserve water at home.

Answers vary

200

A type of water pollution that comes from a single, specific source.

What is point-source pollution?

200

This Act was passed in 1972 in an effort to make all surface water sources safe to fish in swim in within 10 years. It also paved the way for future legislation protecting our waterways.

What is the Clean Water Act of 1972?

300

Name 3 examples of surface water.

Answers can include lakes, ponds, streams, rivers, oceans, etc.

300
Water used by industries is primarily used for this reason.

What is cooling power plants?

300

This is the process for conserving water by removing the salt from the water.

What is desalination?

300

A type of water pollution often found in industries in which the water is returned back to its original location at a much warmer temperature than what it started as.

What is thermal pollution?

300

This act requires that all US tankers be double-hulled by the year 2015 as a way to protect US waterways from oil leaks/spills.

What is the Oil Pollution Act of 1990? [can accept just Oil Pollution Act]

400

Groundwater can be found stored in these bodies of rock & sediment underground.

What is an aquifer?

400

In the average home, most outdoor water is used for ____________ and most indoor water is used for ____________. 

What is watering lawns/gardens and flushing toilets?

400

This is a special type of irrigation system designed to deliver water directly to the roots of plants instead of spraying water over the tops of plants in an effort to conserve water agriculturally.

What is a drip irrigation system?

400

[Daily Double] This type of water pollution is the most difficult to clean up.

What is groundwater pollution?

400

The solid, hazardous material that is left over after the water treatment process.

What is sludge?

500

Name the 3 stages of the water cycle.

What is evaporation, condensation, & precipitation?

500

Name 2 benefits of building dams and 1 environmental problem of building dams.

Answers may include: [benefit] flood control, drinking water, irrigation, recreation, used by industries

[problem]: impact on fish populations, less nutrients in water, flood risk downstream

500

The process of designing landscapes to require less water than a standard yard.

What is xeriscaping?

500

When excess nitrogen and phosphorous get in waterways, it can lead to large increases in the population of algae. This is called _____________. 

What is [artificial] eutrophication?

500

Briefly describe the 5 main stages of the water treatment process.

1. Filter out big objects 2. Get rid of sludge/bacteria 3. Filter out small objects 4. Put chlorine in water 5. Remove the chlorine

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